http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Distribution of dissolved-solids concentrations and temperature in ground water of the Gulf Coast aquifer systems, south-central United States
1 online resource (10 maps on 5 sheets) : color.
by Robert A. Pettijohn, Jonathan S. Weiss, and Alex K. Williamson.
Includes text, bibliographical references, and location map.
Water-resources investigations report ; 88-4082